31006560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4969}}^1$

素因数の和:5000

約数の個数: 96

約数和(自身を含む): 105204960

約数和(自身を除く): 74198400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 4969, 6240, 9938, 14907, 19876, 24845, 29814, 39752, 49690, 59628, 64597, 74535, 79504, 99380, 119256, 129194, 149070, 159008, 193791, 198760, 238512, 258388, 298140, 322985, 387582, 397520, 477024, 516776, 596280, 645970, 775164, 795040, 968955, 1033552, 1192560, 1291940, 1550328, 1937910, 2067104, 2385120, 2583880, 3100656, 3875820, 5167760, 6201312, 7751640, 10335520, 15503280, 31006560]

約数ペア:

[(1, 31006560), (2, 15503280), (3, 10335520), (4, 7751640), (5, 6201312), (6, 5167760), (8, 3875820), (10, 3100656), (12, 2583880), (13, 2385120), (15, 2067104), (16, 1937910), (20, 1550328), (24, 1291940), (26, 1192560), (30, 1033552), (32, 968955), (39, 795040), (40, 775164), (48, 645970), (52, 596280), (60, 516776), (65, 477024), (78, 397520), (80, 387582), (96, 322985), (104, 298140), (120, 258388), (130, 238512), (156, 198760), (160, 193791), (195, 159008), (208, 149070), (240, 129194), (260, 119256), (312, 99380), (390, 79504), (416, 74535), (480, 64597), (520, 59628), (624, 49690), (780, 39752), (1040, 29814), (1248, 24845), (1560, 19876), (2080, 14907), (3120, 9938), (4969, 6240)]